Squared column:
A and column length adjustment holes from the accumulated error is not more than + / - 5 mm, neighboring pitch error is less than 0.2 mm;
B, shelves full length dimension limit deviation is not more than 5 mm;
C, column bending error is less than 1/1000, or 10 mm;
D, pillar and installation ground vertical deviation is less than 1/500 mm;
E, uprights bearing, the safety coefficient is not less than 1.9.
Squared beam:
A, beam length error is less than 1 mm;
B, beam ends after assembly error is less than 2 mm;
C, shelf reaches the maximum load-bearing beams, beam bending deflection is not more than L / 200, safety coefficient is not less than 1.65.
? component material strength indicators:
All artifacts, shelves wisco raw materials are used for cold rolling processing section of production, its ?